16722766016 has 56 divisors (see below), whose sum is σ = 37449343440. Its totient is φ = 7339136000.

The previous prime is 16722766003. The next prime is 16722766019. The reversal of 16722766016 is 61066722761.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (16722766019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389135 + ... + 429966.

Almost surely, 2^16722766016 is an apocalyptic number.

16722766016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16722766016 is an abundant number, since it is smaller than the sum of its proper divisors (20726577424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16722766016 is a wasteful number, since it uses less digits than its factorization.

16722766016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819153 (or 819143 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 16722766016 in words is "sixteen billion, seven hundred twenty-two million, seven hundred sixty-six thousand, sixteen".